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Compare 4 products

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Apple iPhone 4 Mobile Phone
Apple iPhone 4
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BLU Grand M Mobile Phone
BLU Grand M
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BLU R1 HD Mobile Phone
BLU R1 HD
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Samsung Galaxy S4 Mobile Phone
Samsung Galaxy S4
Editiorial reviews
19
4.3 out of 5
9 user ratings
5 stars
44 %
4 stars
55 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
7
7 editorial reviews
A $60 phone that punches way above its price---if you don't mind the ads.Read more
Amazon Prime members can get the Blu R1 HD for just $50. It's an awesome value for that price, but there are a couple huge trade-offs. Here's our review.Read more
The Blu R1 HD isn't good enough to be your go-to phone, but it's passable for a preteen or as a backup device.Read more
Read editorial reviews
21
4.4 out of 5
10 user ratings
5 stars
50 %
4 stars
50 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
41
4.3 out of 5
41 user ratings
5 stars
41 %
4 stars
43 %
3 stars
14 %
2 stars
0 %
1 stars
0 %
32
4.2 out of 5
32 user ratings
5 stars
37 %
4 stars
43 %
3 stars
18 %
2 stars
0 %
1 stars
0 %
39
4.3 out of 5
39 user ratings
5 stars
46 %
4 stars
38 %
3 stars
15 %
2 stars
0 %
1 stars
0 %
45
4.3 out of 5
45 user ratings
5 stars
44 %
4 stars
42 %
3 stars
13 %
2 stars
0 %
1 stars
0 %

Hardware

Operating systemApple iOS 7Android 6.0Android 6.0Android 4.4
CPU clock speed1.0 GHz1.3 GHz1.3 GHz1.6 GHz
CPU coresSingle-coreQuad-coreQuad-core8-core
CPU modelApple A4Mediatek MT6580Mediatek MT6735Samsung Exynos 5 Octa 5410
GPU modelPowerVR SGX535ARM Mali-400 MP2ARM Mali-T720 MP4PowerVR SGX544
RAM memory512 MB512 MB
  • 1 GB
  • 2 GB
2 GB

Display

Screen size3.5 in6.0 in5.0 in5.0 in
Touchscreenyesyesyesyes
Number of colors16.7M16.7M16.7M16.7M
Panel typeLCD
N/A
LCDOLED
Resolution960 x 640 px854 x 480 px1280 x 720 px1920 x 1080 px
TechnologyIPS TFT
N/A
IPS LCD
  • AMOLED
  • Super AMOLED
Pixel density326.0 ppi196.0 ppi294.0 ppi441.0 ppi
Dual screen supportno
N/A
noyes
Scratch resistant displayyes
N/A
N/A
yes
HDRnononono
Multi touchyes
N/A
yesyes
3D support
N/A
nono
N/A
3D touch
N/A
nono
N/A
Screen material
N/A
N/A
Corning Gorilla Glass 3.0Corning Gorilla Glass 3.0

Rear camera

Primary sensor resolution5.0 Mpx5.0 Mpx8.0 Mpx13.0 Mpx
Primary lens aperture2.8 f
N/A
2.0 f2.2 f
Video recordingyes
N/A
yesyes
Highest video resolution1280 x 720 px
N/A
1920 x 1080 px1920 x 1080 px
Maximum FPS at the highest resolution30.0 fps
N/A
N/A
30.0 fps
Autofocusyesyesyesyes
Digital zoomyes
N/A
yesyes
Geo-taggingyes
N/A
yesyes
HDR Captureyes
N/A
yesyes
LED Flashyesyesyesyes
Touch focusyes
N/A
yesyes
Number of rear cameras
N/A
111
Burst Mode
N/A
N/A
yesyes
Face detection
N/A
N/A
yesyes
Gesture Shot
N/A
N/A
yes
N/A
Panorama
N/A
N/A
yesyes
Smile detection
N/A
N/A
yesyes
Maximum FPS (regardless of res.)
N/A
N/A
N/A
30.0 fps
Max resolution (highest frame rate)
N/A
N/A
N/A
1920 x 1080 px
Digital Image Stabilization
N/A
N/A
N/A
yes
Optical zoom
N/A
N/A
N/A
10x
Slow-Mo
N/A
N/A
N/A
yes

Front camera

Primary resolution0.3 Mpx3.15 Mpx5.0 Mpx2.0 Mpx
Number of front cameras
N/A
111

Storage

Internal storage
  • 16 GB
  • 32 GB
  • 8 GB
8 GB
  • 16 GB
  • 8 GB
  • 16 GB
  • 32 GB
  • 64 GB
Memory card readernoyesyesyes
Types of memory card supportedNo memory slotmicroSDmicroSD
  • microSD
  • microSDHC
  • microSDXC
Maximum card storage
N/A
64GB64GB64GB

Design

Colour of product
  • Black
  • Blue
  • Brown
  • Grey
  • Pink
  • Red
  • Silver
  • White
  • Black
  • Grey
  • Silver
N/A
  • Black
  • Blue
  • Brown
  • Grey
  • Pink
  • Purple
  • Red
  • Silver
  • White
Material
  • Aluminum
  • Glass
  • Steel
N/A
MetalPlastic
Water resistantnononono
Shock resistantnononono
Dust resistant
N/A
nono
N/A
Fully waterproof
N/A
nono
N/A

Dimensions

Height4.54 in5.7 in5.65 in5.38 in
Width2.31 in2.84 in2.83 in2.75 in
Depth0.37 in0.37 in0.34 in0.31 in
Weight4.83 oz6.03 oz5.01 oz4.59 oz

Sensors

Accelerometeryesyesyesyes
Proximityyes
N/A
yesyes
Digital compassyes
N/A
no
N/A
Ambient light sensoryesnoyesyes
Gyroscopeyes
N/A
noyes
Fingerprint
N/A
nono
N/A
Barometer
N/A
nonoyes
Pedometer
N/A
nonoyes
Hearth rate monitor
N/A
nono
N/A
Altimeter
N/A
nono
N/A
Humidity
N/A
nono
N/A
Thermometer
N/A
nono
N/A
Magnetometer
N/A
nono
N/A
ANT+
N/A
nonoyes
Face scanner
N/A
nono
N/A

Connectivity

Dual sim supportnoyesyesno
Sim card sizeMicro-SIM
N/A
Micro-SIMMicro-SIM
DLNA certifiedno
N/A
N/A
yes
Bluetoothyesyesyesyes
Bluetooth version2.1 EDR4.04.04.0
Bluetooth profile
  • A2DP
  • AVRCP
A2DPA2DP
  • A2DP
  • AVRCP
NFCno
N/A
N/A
yes
Charging connection
  • Apple 30-pin
  • Lightning
N/A
N/A
USB
Headphone connection3.5 mm
N/A
3.5 mm3.5 mm
Video outputManufacturer specific
N/A
N/A
MHL
Type of USB connector
N/A
N/A
Micro-USB
N/A
Bluetooth codec
N/A
N/A
N/A
  • aptX
  • SBC
USB version
N/A
N/A
N/A
2.0
USB On-The-Go (OTG)
N/A
N/A
N/A
yes

Cellular

Wireless network (Wi-Fi)yesyesyesyes
Wireless networking standard
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
Navigation systemA-GPS
N/A
N/A
GLONASS
2G GSMyes
N/A
yesyes
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 2100 MHz
N/A
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
3G UMTSyesyes
N/A
yes
UMTS frequences
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
N/A
  • 850 MHz
  • 1700 MHz
  • 1900 MHz
  • 2100 MHz
N/A
4G LTEno
N/A
yes
  • no
  • yes
Mobile hotspotyesyesyesyes
Data transmission
N/A
N/A
HSPA+HSPA+
LTE frequencies
N/A
N/A
  • 700 MHz
  • 1700 MHz
  • 1900 MHz
  • 2100 MHz
  • 2600 MHz
Regional
Streaming standards
N/A
N/A
N/A
Miracast

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